Update app.py

app.py

@@ -15,7 +15,7 @@ os.system('pip uninstall -y magic-pdf')
 os.system('pip install git+https://github.com/opendatalab/MinerU.git@dev')
 # os.system('pip install git+https://github.com/myhloli/Magic-PDF.git@dev')
 
-os.system('wget https://github.com/opendatalab/MinerU/raw/master/scripts/download_models_hf.py -O download_models_hf.py')
+os.system('wget https://github.com/opendatalab/MinerU/raw/dev/scripts/download_models_hf.py -O download_models_hf.py')
 os.system('python download_models_hf.py')
 
 with open('/home/user/magic-pdf.json', 'r') as file: